Merge CAF tag for QCACLD package

git fetch https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-2.0 LA.UM.6.6.r1-10100-89xx.0
git merge -s ours --no-commit FETCH_HEAD --allow-unrelated-histories
git read-tree --prefix=drivers/staging/qcacld-2.0 -u FETCH_HEAD
git commit -s